book Maths Puzzle Numerical Ability

simpify and slove this equation 4m+9+5M-12=132

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book Other Question

5x^3-36x^2+189=0
solve for x
please show work
when x^3 + 3x^2 - 2x + 7 is divided by x + 1, the remainder is
a. 7
b. 8
c. 9
d. 11
e. 13